Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é a rodada média para Wisconsin quando o geral é maior que 238 e há um defensive end?
 ###Tabelas: CREATE TABLE current_members_of_the_baltimore_county_delegation (current_members_of_the_baltimore_county_delegation_id AUTO_INCREMENT PRIMARY KEY, District VARCHAR, Counties Represented VARCHAR, Delegate VARCHAR, Party VARCHAR, First Elected INT, Committee VARCHAR) CREATE TABLE end-user_power_tariffs (end-user_power_tariffs_id AUTO_INCREMENT PRIMARY KEY, User VARCHAR, Unit (kWh)/Time range VARCHAR, Tariff ( Rs. /kWh) VARCHAR, Fixed Charge ( Rs. /kWh) VARCHAR, Fuel Adjustment Charge (% of Total Energy Charge) VARCHAR, Max. Demand Charge ( Rs. /kVA) VARCHAR) CREATE TABLE setting_the_cap (setting_the_cap_id AUTO_INCREMENT PRIMARY KEY, Authority VARCHAR, Rate or precept VARCHAR, Budget limit (£m) VARCHAR, Budget plans (£m) VARCHAR, Rate limit (p) VARCHAR, Rate change (%) VARCHAR, Desired rate (p) VARCHAR, Desired rate change (%) VARCHAR) CREATE TABLE nfl_draft (nfl_draft_id AUTO_INCREMENT PRIMARY KEY, Round INT, Overall INT, Player VARCHAR, Position VARCHAR, School/Club Team VARCHAR) CREATE TABLE top_destinations (top_destinations_id AUTO_INCREMENT PRIMARY KEY, Rank INT, City VARCHAR, Airport VARCHAR, Passengers INT, Carriers VARCHAR)  
SELECT AVG Round FROM nfl_draft WHERE Overall > 238 AND Position = defensive end AND School/Club Team = wisconsin